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DE112019005279A5 - Step drill - Google Patents

Step drill Download PDF

Info

Publication number
DE112019005279A5
DE112019005279A5 DE112019005279.9T DE112019005279T DE112019005279A5 DE 112019005279 A5 DE112019005279 A5 DE 112019005279A5 DE 112019005279 T DE112019005279 T DE 112019005279T DE 112019005279 A5 DE112019005279 A5 DE 112019005279A5
Authority
DE
Germany
Prior art keywords
step drill
drill
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE112019005279.9T
Other languages
German (de)
Inventor
Dennis Mai
Oezkan Yildirim
Daniel Hoeck
David Ondra
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ruko GmbH Prazisionswerkzeuge
Original Assignee
Ruko GmbH Prazisionswerkzeuge
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ruko GmbH Prazisionswerkzeuge filed Critical Ruko GmbH Prazisionswerkzeuge
Publication of DE112019005279A5 publication Critical patent/DE112019005279A5/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/009—Stepped drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2220/00—Details of turning, boring or drilling processes
    • B23B2220/44—Roughing
    • B23B2220/445—Roughing and finishing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
DE112019005279.9T 2018-12-06 2019-12-06 Step drill Pending DE112019005279A5 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102018131237.7A DE102018131237A1 (en) 2018-12-06 2018-12-06 Step drill
DE102018131237.7 2018-12-06
PCT/EP2019/084034 WO2020115301A1 (en) 2018-12-06 2019-12-06 Step drill

Publications (1)

Publication Number Publication Date
DE112019005279A5 true DE112019005279A5 (en) 2021-07-15

Family

ID=68887405

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102018131237.7A Withdrawn DE102018131237A1 (en) 2018-12-06 2018-12-06 Step drill
DE112019005279.9T Pending DE112019005279A5 (en) 2018-12-06 2019-12-06 Step drill

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102018131237.7A Withdrawn DE102018131237A1 (en) 2018-12-06 2018-12-06 Step drill

Country Status (3)

Country Link
EP (1) EP3870384A1 (en)
DE (2) DE102018131237A1 (en)
WO (1) WO2020115301A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN220445137U (en) * 2020-07-23 2024-02-06 米沃奇电动工具公司 Step bit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2389909A (en) * 1944-01-17 1945-11-27 Hofbauer Frank Rotary cutting tool
DE10204105A1 (en) * 2002-02-01 2003-08-28 Kennametal Inc Rotary cutting tool
DE20209768U1 (en) * 2002-06-24 2003-11-27 Gühring, Jörg, Dr. Drill for drilling through sandwich-structure workpieces is in form of stepped drilling tool with smaller-diameter preliminary drilling sector
DE20303656U1 (en) * 2003-03-06 2003-05-08 Quanz, Reiner, 42859 Remscheid Conical drill bit adjacent step-graduated sections linked by conical transition zones
CN101007358A (en) * 2007-01-29 2007-08-01 张琦 Single-groove high speed steel fully ground step drill
GB2527705B (en) * 2013-06-06 2020-04-08 Milwaukee Electric Tool Corp Step drill bit
CN104551104A (en) * 2013-10-17 2015-04-29 常州埃特法斯工具有限公司 Step micro-bit
DE102016214386A1 (en) * 2016-07-14 2018-01-18 MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG Step drills

Also Published As

Publication number Publication date
DE102018131237A1 (en) 2020-06-10
WO2020115301A1 (en) 2020-06-11
EP3870384A1 (en) 2021-09-01

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